Matlab code corrsponding to simulink block

Hi , I recently started looking @ simulink blocks relate dto communication .I wonder how I can access and see and modify the corresponding code for a block .Let's say Rectangular QAM Modulator Baseband block in simulink ..I want to see the code which actually does this modulation .... I request help....

Answer 1

[Titus Edelhofer]

Most often you can't because the code is built in. Some blocks are implemented as masked subsystems, in this case you can take a look at the "code" by right-click->look under mask. Or: if you have Simulink Code (Real-Time Workshop) installed you might generate C-code and take a look at that ...

Titus